CA1234892A - Security tag detection system - Google Patents

Security tag detection system

Info

Publication number
CA1234892A
CA1234892A CA000447593A CA447593A CA1234892A CA 1234892 A CA1234892 A CA 1234892A CA 000447593 A CA000447593 A CA 000447593A CA 447593 A CA447593 A CA 447593A CA 1234892 A CA1234892 A CA 1234892A
Authority
CA
Canada
Prior art keywords
signal
signature
tag
security tag
detecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000447593A
Other languages
English (en)
French (fr)
Inventor
Pierre Taillefer
Ezequiel Mejia
Phuc Nguyen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
746278 Ontario Ltd D/b/a Id Systems Canada
Original Assignee
746278 Ontario Ltd D/b/a Id Systems Canada
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 746278 Ontario Ltd D/b/a Id Systems Canada filed Critical 746278 Ontario Ltd D/b/a Id Systems Canada
Priority to CA000447593A priority Critical patent/CA1234892A/en
Priority to US06/648,111 priority patent/US4663612A/en
Priority to SE8500652A priority patent/SE8500652L/xx
Priority to DK66885A priority patent/DK66885A/da
Priority to GB08503768A priority patent/GB2154396B/en
Priority to NO850571A priority patent/NO165167C/no
Priority to DE19853505052 priority patent/DE3505052A1/de
Priority to NL8500440A priority patent/NL8500440A/nl
Priority to IT8519534A priority patent/IT1214485B/it
Priority to FR858502334A priority patent/FR2559914B1/fr
Priority to ES540470A priority patent/ES540470A0/es
Priority to CH706/85A priority patent/CH668845A5/de
Priority to JP60029187A priority patent/JPS60193098A/ja
Application granted granted Critical
Publication of CA1234892A publication Critical patent/CA1234892A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2408—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using ferromagnetic tags
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
    • G01V3/105—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2445—Tag integrated into item to be protected, e.g. source tagging

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Computer Security & Cryptography (AREA)
  • Automation & Control Theory (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Burglar Alarm Systems (AREA)
CA000447593A 1984-02-16 1984-02-16 Security tag detection system Expired CA1234892A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
CA000447593A CA1234892A (en) 1984-02-16 1984-02-16 Security tag detection system
US06/648,111 US4663612A (en) 1984-02-16 1984-09-07 Pattern-comparing security tag detection system
DK66885A DK66885A (da) 1984-02-16 1985-02-13 Anlaeg til detektering af tyverisikringsmaerker
SE8500652A SE8500652L (sv) 1984-02-16 1985-02-13 System for detektering sekerhetsmarkor
NO850571A NO165167C (no) 1984-02-16 1985-02-14 Deteksjonssystem for en sikkerhetsmerkelapp.
DE19853505052 DE3505052A1 (de) 1984-02-16 1985-02-14 Durchtrittssicherheitssystem
GB08503768A GB2154396B (en) 1984-02-16 1985-02-14 Security tag detection system
NL8500440A NL8500440A (nl) 1984-02-16 1985-02-15 Beveiligingslabeldetectiestelsel.
IT8519534A IT1214485B (it) 1984-02-16 1985-02-15 Dispositivo di sicurezza per la rilevazione di un cartellino disicurezza
FR858502334A FR2559914B1 (fr) 1984-02-16 1985-02-15 Systeme de detection de marque de securite
ES540470A ES540470A0 (es) 1984-02-16 1985-02-15 Sistema de deteccion de etiquetas de seguridad
CH706/85A CH668845A5 (de) 1984-02-16 1985-02-15 Durchtrittssicherheitsvorrichtung zur alarmausloesung.
JP60029187A JPS60193098A (ja) 1984-02-16 1985-02-16 盗難防止用帳票検出システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000447593A CA1234892A (en) 1984-02-16 1984-02-16 Security tag detection system

Publications (1)

Publication Number Publication Date
CA1234892A true CA1234892A (en) 1988-04-05

Family

ID=4127217

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000447593A Expired CA1234892A (en) 1984-02-16 1984-02-16 Security tag detection system

Country Status (13)

Country Link
US (1) US4663612A (da)
JP (1) JPS60193098A (da)
CA (1) CA1234892A (da)
CH (1) CH668845A5 (da)
DE (1) DE3505052A1 (da)
DK (1) DK66885A (da)
ES (1) ES540470A0 (da)
FR (1) FR2559914B1 (da)
GB (1) GB2154396B (da)
IT (1) IT1214485B (da)
NL (1) NL8500440A (da)
NO (1) NO165167C (da)
SE (1) SE8500652L (da)

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US4823113A (en) * 1986-02-27 1989-04-18 Allied-Signal Inc. Glassy alloy identification marker
GB2247382B (en) * 1987-08-28 1992-08-12 Sensormatic Electronics Corp Antenna for use in an article surveillance system
US4859991A (en) * 1987-08-28 1989-08-22 Sensormatic Electronics Corporation Electronic article surveillance system employing time domain and/or frequency domain analysis and computerized operation
US4888579A (en) * 1988-09-16 1989-12-19 Minnesota Mining And Manufacturing Company False alarm minimization and direction determination methods
US5103209A (en) * 1989-01-09 1992-04-07 Checkpoint Systems, Inc. Electronic article surveillance system with improved differentiation
US5300922A (en) * 1990-05-29 1994-04-05 Sensormatic Electronics Corporation Swept frequency electronic article surveillance system having enhanced facility for tag signal detection
US5099224A (en) * 1991-01-08 1992-03-24 Santiago Jesus C P Method for identifying magnetic characteristics of magnetic elements
DE4200082A1 (de) * 1992-01-03 1993-07-08 Minnesota Mining & Mfg Vorrichtung und verfahren zum erkennen eines magnetisierbaren markierungselementes
EP0561062A1 (en) * 1992-03-17 1993-09-22 Moisei Samuel Granovsky Method and electromagnetic security system for detection of protected objects in a surveillance zone
US5349339A (en) * 1992-04-07 1994-09-20 Actron Entwicklungs Ag Apparatus for the detection of labels employing subtraction of background signals
US5627516A (en) * 1994-09-28 1997-05-06 Sensormatic Electronics Corporation Electronic article surveillance input configuration control system employing expert system techniques for dynamic optimization
US5495229A (en) * 1994-09-28 1996-02-27 Sensormatic Electronics Corporation Pulsed electronic article surveillance device employing expert system techniques for dynamic optimization
US5537094A (en) * 1995-01-27 1996-07-16 Sensormatic Electronics Corporation Method and apparatus for detecting an EAS marker using a neural network processing device
GB9506909D0 (en) * 1995-04-04 1995-05-24 Scient Generics Ltd Spatial magnetic interrogation system
AU738801B2 (en) * 1995-04-04 2001-09-27 Flying Null Limited Magnetic coding of articles
GB2322769B (en) * 1995-04-04 1999-11-10 Flying Null Ltd Magnetic coding of articles
US5781723A (en) * 1996-06-03 1998-07-14 Microsoft Corporation System and method for self-identifying a portable information device to a computing unit
DE19642985A1 (de) * 1996-10-18 1998-04-23 Esselte Meto Int Gmbh Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
DE19647905A1 (de) * 1996-11-20 1998-05-28 Meto International Gmbh Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
DE19729299A1 (de) * 1997-07-09 1999-01-14 Michael Flor Sicherungsvorrichtung
ITTO980146A1 (it) * 1998-02-25 1999-08-25 Alessandro Manneschi Sistema rivelatore per controllo di accesso e relativo gruppo rivela- tore.
US6479993B1 (en) * 1999-06-30 2002-11-12 Ishida Co., Ltd. Method of detecting foreign matter and apparatus therefor
FR2806483B1 (fr) * 2000-03-14 2004-01-09 Electronique Angelidis Et Sarr Procede de detection et d'identification d'un objet parmi une pluralite d'objets, et dispositif pour sa mise en oeuvre
US7305704B2 (en) * 2002-03-16 2007-12-04 Trustedflow Systems, Inc. Management of trusted flow system
GB2410590B (en) * 2004-01-30 2007-02-14 Hewlett Packard Development Co Physical object with memory tag and apparatus for use with such objects
GB0402025D0 (en) * 2004-01-30 2004-03-03 Hewlett Packard Development Co Physical object with memory tag and apparatus for use with such objects
CN101065169A (zh) * 2004-11-23 2007-10-31 皇家飞利浦电子股份有限公司 包括物体的系统和用于识别该物体的感测单元
WO2011103271A2 (en) * 2010-02-18 2011-08-25 US Seismic Systems, Inc. Fiber optic personnel safety systems and methods of using the same

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FR763681A (fr) * 1933-11-10 1934-05-04 Procédé de repérage des objets par modification d'un champ magnétique
US3631442A (en) * 1968-03-22 1971-12-28 Robert E Fearon Anti-shoplifting system
US3665449A (en) * 1969-07-11 1972-05-23 Minnesota Mining & Mfg Method and apparatus for detecting at a distance the status and identity of objects
US4158434A (en) * 1969-11-07 1979-06-19 Glen Peterson Electronic status determining system for goods
US3745226A (en) * 1971-04-05 1973-07-10 Lectro Magnetics Inc Shielded enclosure
US3790745A (en) * 1972-10-13 1974-02-05 Sierracin Corp Temperature control for electrically heatable window
US3820103A (en) * 1972-12-15 1974-06-25 Stop Loss Inc System for detecting an object within a magnetic field
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DE3009179A1 (de) * 1980-03-11 1981-09-24 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren und vorrichtung zur erzeugung des antwortsignals einer einrichtung zur automatischen indentifizierung von objekten und/oder lebewesen
US4309697A (en) * 1980-10-02 1982-01-05 Sensormatic Electronics Corporation Magnetic surveillance system with odd-even harmonic and phase discrimination
US4382291A (en) * 1980-10-17 1983-05-03 Secom Co., Ltd. Surveillance system in which a reflected signal pattern is compared to a reference pattern
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
US4475481A (en) * 1981-07-06 1984-10-09 B.I. Incorporated Identification system
US4413254A (en) * 1981-09-04 1983-11-01 Sensormatic Electronics Corporation Combined radio and magnetic energy responsive surveillance marker and system
US4476459A (en) * 1981-10-23 1984-10-09 Knogo Corporation Theft detection method and apparatus in which the decay of a resonant circuit is detected
US4539558A (en) * 1981-11-24 1985-09-03 Shin International, Inc. Antitheft system
DE3200147A1 (de) * 1982-01-05 1983-07-14 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren zur auswertung von bewegungssignalen eines bewegungsmelders
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US4510489A (en) * 1982-04-29 1985-04-09 Allied Corporation Surveillance system having magnetomechanical marker

Also Published As

Publication number Publication date
ES8603100A1 (es) 1985-12-01
SE8500652D0 (sv) 1985-02-13
DK66885D0 (da) 1985-02-13
GB2154396A (en) 1985-09-04
GB8503768D0 (en) 1985-03-20
NO165167B (no) 1990-09-24
DE3505052A1 (de) 1985-08-22
FR2559914B1 (fr) 1989-03-24
SE8500652L (sv) 1985-08-17
IT8519534A0 (it) 1985-02-15
NL8500440A (nl) 1985-09-16
JPS60193098A (ja) 1985-10-01
GB2154396B (en) 1988-04-20
FR2559914A1 (fr) 1985-08-23
CH668845A5 (de) 1989-01-31
NO850571L (no) 1985-08-19
IT1214485B (it) 1990-01-18
NO165167C (no) 1991-01-09
DK66885A (da) 1985-08-17
DE3505052C2 (da) 1990-11-08
ES540470A0 (es) 1985-12-01
US4663612A (en) 1987-05-05

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Legal Events

Date Code Title Description
MKEX Expiry